Finding the Fourth Proportional to 87,950.44, 131,957.34 and 54,623.08
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Solution
The fourth proportional to 87,950.44, 131,957.34 and 54,623.08 is: 81,954.30
Step by Step Solution
- Step 1: Write the proportion equation
87,950.44 : 131,957.34 = 54,623.08 : x - Step 2: Convert to fraction form
87,950.44/131,957.34 = 54,623.08/x - Step 3: Cross multiply
87,950.44x = 131,957.34 × 54,623.08 - Step 4: Simplify right side
87,950.44x = 7,207,916,339.41 - Step 5: Solve for x
x = 7,207,916,339.41/87,950.44 - Step 6: Final answer
x = 81,954.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.